Finding the Third Proportional to 88,920 and 192,602.25

Step by Step Solution

1. Step 1: Write the proportion equation
   88,920 : 192,602.25 = 192,602.25 : x
2. Step 2: Convert to fraction form
   88,920/192,602.25 = 192,602.25/x
3. Step 3: Cross multiply
   88,920x = 192,602.25 × 192,602.25
4. Step 4: Simplify right side
   88,920x = 37,095,626,705.06
5. Step 5: Solve for x
   x = 37,095,626,705.06/88,920
6. Step 6: Final answer
   x = 417,179.79